AE «Nina»
Herd size, head | 1230 |
Dairy herd, head | 583 |
Breed | Holstein |
Average milk yield per cow per year, kg | 7500-8000 |
% fat | 3.7 |
% protein | 3.27 |
SCC | < 220 |
Milkings per day | 3 |
Milking system or parlor | «parallel» 2×12 (GEA Farm Technologies) |
Semen dozes per conception | 1.4 |
Major health problems | Reproduction, hooves |
Hoof trimming, how many times and when | 90-100 day of lactation |
Liquid feed for calves before weaning | Colostrum, milk, milk replacer |
Age at first insemination, months | 15-16 |
Age at first calving, months | 24 |
Milking cow ration, kg | |
---|---|
Ingredients | kg |
Feed mix | 12 |
Corn silage | 10 |
Hay | 3.2 |
Brewery wastes | 12.4 |
Yeast | 3.8 |
Molasses | 1.6 |